Home / 4,587.89-6,882.12-1,953.90

Finding the Fourth Proportional to 4,587.89, 6,882.12 and 1,953.90

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Solution

The fourth proportional to 4,587.89, 6,882.12 and 1,953.90 is: 2,930.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.89 : 6,882.12 = 1,953.90 : x
  2. Step 2: Convert to fraction form
    4,587.89/6,882.12 = 1,953.90/x
  3. Step 3: Cross multiply
    4,587.89x = 6,882.12 × 1,953.90
  4. Step 4: Simplify right side
    4,587.89x = 13,446,974.27
  5. Step 5: Solve for x
    x = 13,446,974.27/4,587.89
  6. Step 6: Final answer
    x = 2,930.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.